Adjustable: Includes a hex wrench that can be adjusted on each leg until they are perfectly level to the desired height. It also includes a lock nut, just level the part and secure the nut tightly to the bottom housing, then lock the nut to the final adjusted height. Heavy-duty adjustable leveling feet can easily level uneven floors or furniture. Let's get rid of the rickety table. The liquid level can be adjusted as needed to prevent the furniture from being corroded by moisture.MORE STABLE - The lip design on the bottom can disperse the weight, helps to connect the not fully supported screws for overall support. Equipped with black rubber feet, easy to grip, can be firmly held in place without damaging the floor, and can also prevent moisture from entering. Color; silver, black (optional) Package includes: 4 * Straighteners Note: 1. Please allow slight errors due to manual measurement. Please make sure you don't mind before bidding. 2. Color may vary by monitor, please understand. Hello, please pay attention to your delivery address when purchasing products. If your delivery information (such as name, street, house number, doorbell/email without name, etc.) is incorrect, the order will not be delivered correctly